using System; using System.Collections.Generic; using System.Text; using System.Security.Cryptography;namespace Utility {/// <summary>/// AES加密解密/// </summary>public class AES{public AES() { }private static string key = "fds;lj098lkr#@%$#^hKLJHL89435dfsf90U90";#region AES加密public static string Encrypt(string toEncrypt){byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(toEncrypt);RijndaelManaged rDel = new RijndaelManaged();//using System.Security.Cryptography; rDel.Key = keyArray;rDel.Mode = CipherMode.ECB;//using System.Security.Cryptography; rDel.Padding = PaddingMode.PKCS7;//using System.Security.Cryptography; ICryptoTransform cTransform = rDel.CreateEncryptor();//using System.Security.Cryptography; byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);return Convert.ToBase64String(resultArray, 0, resultArray.Length);}#endregion AES加密#region AES解密public static string Decrypt(string toDecrypt){byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);byte[] toEncryptArray = Convert.FromBase64String(toDecrypt);RijndaelManaged rDel = new RijndaelManaged();rDel.Key = keyArray;rDel.Mode = CipherMode.ECB;rDel.Padding = PaddingMode.PKCS7;ICryptoTransform cTransform = rDel.CreateDecryptor();byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);return UTF8Encoding.UTF8.GetString(resultArray);}#endregion AES解密 } }

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